#include<stdio.h>

int main()
{
 	float a,b,c,t;
 	scanf("%f%f%f",&a,&b,&c);
 	if(a>b)
 	{
 		t=a;
 		a=b;
 		b=t;
	}
	if(a>c)
	{
		t=a;
		a=c;
		c=t;
	}
	if(b>c)
	{
		t=b;
		b=c;
		c=t;
	}
	printf("%5.2f,%5.2f,%5.2f\n",a,b,c);
 	return 0;
}

